NetBSD/etc/etc.alpha/MAKEDEV

#!/bin/sh -
#	$NetBSD: MAKEDEV,v 1.118 2003/10/03 14:35:37 dsl Exp $
#
# Copyright (c) 1990 The Regents of the University of California.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 3. All advertising materials mentioning features or use of this software
#    must display the following acknowledgement:
#	This product includes software developed by the University of
#	California, Berkeley and its contributors.
# 4. Neither the name of the University nor the names of its contributors
#    may be used to endorse or promote products derived from this software
#    without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
###########################################################################
#
#   PLEASE RUN "cd ../share/man/man8 ; make makedevs"
#   AFTER CHANGING THIS FILE, AND COMMIT THE UPDATED MANPAGE!
#
###########################################################################
#
# Device "make" file.  Valid arguments:
#	all	Makes all known devices, including local devices.
#		If units are expected for a device MAKEDEV supplies the
#		standard numbers.
#	init	A set of devices that is used for MFS /dev by init.
#		May be equal to "all".
#	minimal	A minimal set of devices for install disks, etc.
#	std	The standard devices (console, drum, klog, kmem, mem,
#		null, stderr, stdin, stdout, tty, zero).
#	local	Configuration specific devices which are created by running
#		the MAKEDEV.local shell script with the argument "all".
#	usbs	All USB devices. If units are expected for a device
#		MAKEDEV supplies the standard numbers.
#
# Tapes:
#	st*	SCSI tape
#
# Disks:
#	ccd*	concatenated disk driver
#	cd*	SCSI CD-ROM
#	cgd*	cryptographic disk driver
#	ld*	Logical disk devices (e.g. hardware RAID)
#	md*	memory pseudo-disk devices
#	raid*	RAIDframe disk driver
#	sd*	ATAPI and SCSI disks
#	vnd*	"file" pseudo-disks
#	wd*	IDE disks
#	fd*	PC-style floppy disks
#
# Terminals:
#	ttyB?	DEC 3000 ZS8530 ("scc") serial ports
#	ttyC?	AlphaStation NS16550 ("com") serial ports
#	ttyE?	Workstation console ("wscons") glass-tty emulators
#	ttyCZ?	Cyclades-Z multiport serial boards.  Each "unit"
#		makes 64 ports.
#	ttyCY*	Cyclom-Y multiport serial boards. Each "unit" makes
#		32 ports.
#
# Pseudo terminals:
#	pty*	set of 62 master and slave pseudo terminals
#	opty	first 16 ptys, to save inodes on install media
#
# Printers:
#	lpt*	PC parallel port driver ("lpt") units
#	lpa*	polled PC parallel port driver ("lpt") units
#
# USB devices:
#	usb*	Bus control devices used by usbd for attach/detach
#	uhid*	Generic HID devices
#	ulpt*	Printer devices
#	ugen*	Generic devices
#	urio*	Diamond Rio 500
#	uscanner*	Scanners
#	ttyU*	Modem
#
# ISDN devices:
#	isdns		communication between userland isdnd and kernel
#	isdnctl		control device
#	isdnbchan*	raw b-channel access
#	isdntel*	telephony device
#	isdnteld*	telephony dialout device
#	isdntrc*	trace device
#
# Special purpose devices:
#	clockctl clock control for non root users
#	audio*	audio devices
#	bpf*	Berkeley packet filter devices
#	ch*	SCSI media changer
#	fd	file descriptors (/dev/fd/*)
#	ipl	IP Filter
#	pf	PF packet filter
#	crypto	hardware crypto access driver
#	kbd	keyboard (provides events, for X11)
#	lkm	loadable kernel modules interface
#	mouse	mouse (provides events, for X11)
#	random	Random number generator
#	satlink* PlanetConnect satellite receiver driver
#	scsibus* SCSI busses, see scsi(4), scsictl(8)
#	ses*	SES/SAF-TE SCSI Devices
#	speaker	PC speaker (IBM BASIC playstring emulation)
#	ss*	SCSI scanner
#	tun*	network tunnel driver
#	uk*	unknown SCSI device
#	mlx*	Mylex DAC960 control interface
#	altq	ALTQ control device
#	wsmux*	wscons event multiplexor
#	pci*	PCI bus access devices
#	agp*	AGP GART devices
#	stic*	PixelStamp interface chip
#	systrace syscall tracer
#	bktr	Brooktree 848/849/878/879 based TV cards
#	kttcp	kernel ttcp helper device
#	radio*	control radio receivers
#	wsfont*	console font control
#	nsmb*	SMB requester

dialin=0
dialout=524288
callunit=262144

PATH=/sbin:/usr/sbin:/bin:/usr/bin
umask 77

# Check if we have fdesc mounted
if [ -d fd ]; then
	case "`df fd`" in
	*fdesc*) nofdesc=false;;
	*) nofdesc=true;;
	esac
else
	nofdesc=true
fi

makedev()
{

for i
do
case $i in

init|all)
	makedev std wscons fd sd0 sd1 sd2 sd3 sd4 pty0
	makedev st0 st1 ch0 cd0 cd1 vnd0 vnd1 vnd2 vnd3
	makedev ccd0 ccd1 ccd2 ccd3 md0 md1 ss0 ss1 uk0 uk1
	makedev cgd0 cgd1 cgd2 cgd3
	makedev raid0 raid1 raid2 raid3 raid4 raid5 raid6 raid7
	makedev ld0 ld1 ld2 ld3
	makedev bpf0 bpf1 bpf2 bpf3 bpf4 bpf5 bpf6 bpf7
	makedev tun0 tun1 tun2 tun3
	makedev ttyB0 ttyB1 ttyC0 ttyC1 lkm
	makedev lpa0 lpt0 audio ipl pf crypto wd0 wd1 fd0 fd1
	makedev audio0 audio1 audio2 audio3
	makedev random satlink0 speaker mlx0 local
	makedev scsibus0 scsibus1 scsibus2 scsibus3
	makedev usbs isdns
	makedev music rmidi0 rmidi1 rmidi2 rmidi3 rmidi4 rmidi5 rmidi6 rmidi7
	makedev ttyCZ0 ttyCY0
	makedev agp0
	makedev pci0 pci1 pci2 pci3 pci4 pci5 pci6 pci7
	makedev altq
	makedev clockctl
	makedev systrace
	makedev bktr
	makedev kttcp
	makedev radio
	makedev nsmb
	;;

minimal)
	makedev std
	makedev sd0 sd1 sd2 sd3 opty st0 st1 ch0 cd0 cd1 ccd0 ccd1 md0
	makedev wd0 wd1 fd0 fd1
	makedev ttyB0 ttyB1 ttyC0 ttyC1 ttyE0 ttyE1 wsmouse0 wskbd0 ttyEcfg
	;;

wscons)
	makedev ttyE0 ttyE1 ttyE2 ttyE3 ttyE4 ttyE5 ttyE6 ttyE7
	makedev wsmouse0 wsmouse1 wsmouse2 wsmouse3
	makedev wskbd0 wskbd1 wskbd2 wskbd3
	makedev wsmux0 wsmux1 wsmux2 wsmux3
	makedev wsmouse wskbd
	makedev ttyEcfg
	makedev	wsfont
	makedev stic0
	;;

wsmouse)
	rm -f wsmouse
	mknod wsmouse c 56 0
	chmod 600 wsmouse
	;;

wskbd)
	rm -f wskbd
	mknod wskbd c 56 1
	chmod 600 wskbd
	;;

wsmux*)
	unit=${i#wsmux}
	unitctl=$(($unit + 128))
	wsmux=wsmux$unit
	wsmuxctl=wsmuxctl$unit
	major=56
	rm -f $wsmux $wsmuxctl
	mknod $wsmux c $major $unit
	chmod 600 $wsmux
	mknod $wsmuxctl c $major $unitctl
	chmod 200 $wsmuxctl
	;;

usbs)
	makedev usb usb0 usb1 usb2 usb3 usb4 usb5 usb6 usb7
	makedev uhid0 uhid1 uhid2 uhid3
	makedev ulpt0 ulpt1
	makedev ttyU0 ttyU1
	makedev urio0
	makedev uscanner0 uscanner1
	makedev ugen0
	;;

isdns)
	makedev isdn isdnctl isdnbchan0 isdnbchan1 isdntel0 isdntel1 isdnteld0 isdnteld1 isdntrc0 isdntrc1
	;;

std)
	rm -f console constty drum mem kmem null zero io klog ksyms
	mknod console		c 0 0
	mknod constty		c 0 1
	mknod drum		c 3 0	; chmod 640 drum ; chgrp kmem drum
	mknod kmem		c 2 1	; chmod 640 kmem ; chgrp kmem kmem
	mknod mem		c 2 0	; chmod 640 mem ; chgrp kmem mem
	mknod null		c 2 2	; chmod 666 null
	mknod zero		c 2 12	; chmod 666 zero
	mknod klog		c 6 0	; chmod 600 klog
	mknod ksyms		c 75 0	; chmod 444 ksyms
	if $nofdesc; then
		rm -f tty stdin stdout stderr
		mknod tty	c 1 0	; chmod 666 tty
		mknod stdin	c 10 0	; chmod 666 stdin
		mknod stdout	c 10 1	; chmod 666 stdout
		mknod stderr	c 10 2	; chmod 666 stderr
	fi
	;;

usb*)
	unit=${i#usb}
	if [ "$unit" = "" ]; then
	    unit=255
	    usb=usb
	else
	    usb=usb$unit
	fi
	major=45
	rm -f $usb
	mknod $usb c $major $unit
	chmod 600 $usb
	;;

uhid*)
	unit=${i#uhid}
	uhid=uhid$unit
	major=46
	rm -f $uhid
	mknod $uhid c $major $unit
	chmod 666 $uhid
	;;

ulpt*)
	unit=${i#ulpt}
	ulpt=ulpt$unit
	ulpn=ulpn$unit
	major=47
	rm -f $ulpt $ulpn
	mknod $ulpt c $major $unit
	mknod $ulpn c $major $(($unit + 64))
	chmod 600 $ulpt $ulpn
	;;

ttyU*)
	unit=${i#ttyU}
	ttyU=ttyU$unit
	dtyU=dtyU$unit
	ctyU=ctyU$unit
	major=57
	rm -f $ttyU $dtyU $ctyU
	mknod $ttyU c $major $(($unit + $dialin  ))
	mknod $dtyU c $major $(($unit + $dialout ))
	mknod $ctyU c $major $(($unit + $callunit))
	chown uucp $ttyU $dtyU $ctyU
	chmod 600 $ttyU $dtyU $ctyU
	;;

ugen*)
	unit=${i#ugen}
	ugen=ugen$unit
	major=48
	for j in 00 01 02 03 04 05 06 07 08 09 10 11 12 13 14 15
	do
		ugenj=$ugen.$j
		rm -f $ugenj
		mknod $ugenj c $major $(($unit * 16 + ${j#0}))
		chmod 600 $ugenj
	done
	;;

urio*)
	unit=${i#urio}
	urio=urio$unit
	major=62
	rm -f $urio
	mknod $urio c $major $unit
	chmod 600 $urio
	;;

uscanner*)
	unit=${i#uscanner}
	uscanner=uscanner$unit
	major=63
	rm -f $uscanner
	mknod $uscanner c $major $unit
	chmod 600 $uscanner
	;;

fd)
	if $nofdesc; then
		rm -f fd/*
		mkdir fd 2>/dev/null
		n=0
		while [ $n -lt 64 ]; do
			mknod fd/$n c 10 $n
			n=$(($n + 1))
		done
		chmod 755 fd
		chmod 666 fd/*
	fi
	;;

md*)
	unit=${i#md}; blk=6; chr=28
	rm -f md${unit}? rmd${unit}?
	mknod md${unit}a  b $blk $(($unit * 8 + 0))
	mknod md${unit}c  b $blk $(($unit * 8 + 2))
#	mknod rmd${unit}a c $chr $(($unit * 8 + 0))
#	mknod rmd${unit}c c $chr $(($unit * 8 + 2))
	chgrp operator md${unit}? #rmd${unit}?
	chmod 640 md${unit}? #rmd${unit}?
	;;

ccd*|cgd*|cd*|fd*|ld*|raid*|sd*|vnd*|wd*)
	case $i in
	ccd*)	name=ccd;	unit=${i#ccd};	blk=7; chr=27;;
	cgd*)	name=cgd;	unit=${i#cgd};	blk=18; chr=73;;
	cd*)	name=cd;	unit=${i#cd};	blk=3; chr=13;;
	fd*)	name=fd;	unit=${i#fd};	blk=0; chr=34;;
	ld*)	name=ld;	unit=${i#ld};	blk=17; chr=59;;
	raid*)	name=raid;	unit=${i#raid};	blk=16; chr=43;;
	sd*)	name=sd;	unit=${i#sd};	blk=8; chr=8;;
	vnd*)	name=vnd;	unit=${i#vnd};	blk=9; chr=9;;
	wd*)	name=wd;	unit=${i#wd};	blk=4; chr=36;;
	esac
	rm -f $name$unit? r$name$unit?
	mknod ${name}${unit}a	b $blk $(($unit * 8 + 0))
	mknod ${name}${unit}b	b $blk $(($unit * 8 + 1))
	mknod ${name}${unit}c	b $blk $(($unit * 8 + 2))
	mknod ${name}${unit}d	b $blk $(($unit * 8 + 3))
	mknod ${name}${unit}e	b $blk $(($unit * 8 + 4))
	mknod ${name}${unit}f	b $blk $(($unit * 8 + 5))
	mknod ${name}${unit}g	b $blk $(($unit * 8 + 6))
	mknod ${name}${unit}h	b $blk $(($unit * 8 + 7))
	mknod r${name}${unit}a	c $chr $(($unit * 8 + 0))
	mknod r${name}${unit}b	c $chr $(($unit * 8 + 1))
	mknod r${name}${unit}c	c $chr $(($unit * 8 + 2))
	mknod r${name}${unit}d	c $chr $(($unit * 8 + 3))
	mknod r${name}${unit}e	c $chr $(($unit * 8 + 4))
	mknod r${name}${unit}f	c $chr $(($unit * 8 + 5))
	mknod r${name}${unit}g	c $chr $(($unit * 8 + 6))
	mknod r${name}${unit}h	c $chr $(($unit * 8 + 7))
	chgrp operator ${name}${unit}[a-h] r${name}${unit}[a-h]
	chmod 640 ${name}${unit}[a-h] r${name}${unit}[a-h]
	;;

ttyCZ*)
	unit=${i#ttyCZ}
	major=61
	minor=$(($unit * 64))
	eminor=$(($minor + 64))
	while [ $minor -lt $eminor ]; do
		if [ $minor -lt 10 ]; then
			nminor=000$minor
		elif [ $minor -lt 100 ]; then
			nminor=00$minor
		elif [ $minor -lt 1000 ]; then
			nminor=0$minor
		else
			nminor=$minor
		fi
		rm -f ttyCZ$nminor dtyCZ$nminor
		mknod ttyCZ$nminor c $major $(($minor + $dialin  ))
		mknod dtyCZ$nminor c $major $(($minor + $dialout ))
		chown uucp ttyCZ$nminor dtyCZ$nminor
		chmod 600 ttyCZ$nminor dtyCZ$nminor
		minor=$(($minor + 1))
	done
	;;

ttyCY*)
	unit=${i#ttyCY}
	major=60
	minor=$(($unit * 32))
	eminor=$(($minor + 32))
	while [ $minor -lt $eminor ]; do
		if [ $minor -lt 10 ]; then
			nminor=00$minor
		elif [ $minor -lt 100 ]; then
			nminor=0$minor
		else
			nminor=$minor
		fi
		rm -f ttyCY$nminor dtyCY$nminor
		mknod ttyCY$nminor c $major $(($minor + $dialin  ))
		mknod dtyCY$nminor c $major $(($minor + $dialout ))
		chown uucp ttyCY$nminor dtyCY$nminor
		chmod 600 ttyCY$nminor dtyCY$nminor
		minor=$(($minor + 1))
	done
	;;

ttyEcfg)
	rm -f $i
	mknod $i c 25 255
	;;

ttyB*|ttyE*)
	case $i in
	ttyB*)	name=ttyB; unit=${i#ttyB};	major=15; minor=$(($unit * 2));;
	ttyE*)	name=ttyE; unit=${i#ttyE};	major=25; minor=$unit;;
	esac
	rm -f $name$unit
	mknod $name$unit c $major $minor
	chown uucp $name$unit
	;;

ttyC*)
	unit=${i#ttyC}
	rm -f ttyC$unit dtyC$unit
	mknod ttyC$unit c 26 $(($unit + $dialin))
	mknod dtyC$unit c 26 $(($unit + $dialout))
	chown uucp ttyC$unit dtyC$unit
	;;


opty)
	rm -f ttyp[0-9a-f] ptyp[0-9a-f]
	for j in 0 1 2 3 4 5 6 7 8 9 a b c d e f
	do
		case $j in
		[0-9])	jn=$j ;;
		a)	jn=10 ;;
		b)	jn=11 ;;
		c)	jn=12 ;;
		d)	jn=13 ;;
		e)	jn=14 ;;
		f)	jn=15 ;;
		esac
		mknod ttyp$j c 4 $jn
		mknod ptyp$j c 5 $jn
	done
	chmod 666 ttyp[0-9a-f] ptyp[0-9a-f]
	;;

pty*)
	class=${i#pty}
	set -- p q r s t u v w x y z P Q R S T
	if [ "$class" -ge $# ]; then
		echo "$MAKEDEV: $i: pty unit must be between 0 and 15"
		continue
	fi
	shift $class
	name=$1
	if [ "$name" = v ]; then
		echo "$MAKEDEV: $i: pty unit conflicts with console ttyv0 device."
		continue
	fi
	rm -f tty$name[0-9a-zA-Z] pty$name[0-9a-zA-Z]
	jn=0
	unit=$(($class * 16))
	names=
	set -- - 0 1 2 3 4 5 6 7 8 9 a b c d e f g h i j k l m n o p q r s t u v w x y z A B C D E F G H I J K L M N O P Q R S T U V W X Y Z
	while
		shift
		j=$1
		[ -n "$j" ]
	do
		if [ $j = g ]; then
			unit=$(($unit + $class * 30 + 256 - 16))
		fi
		mknod pty$name$j c 5 $unit
		mknod tty$name$j c 4 $unit
		names="$names tty$name$j pty$name$j"
		unit=$(($unit + 1))
	done
	chmod 666 $names
	unset names
	;;

stic*)
	unit=${i#stic}
	rm -f stic$unit
	mknod stic$unit c 68 $unit
	chmod 600 stic$unit
	;;

st*)
	case $i in
	st*) name=st;	unit=${i#st};	chr=12;	blk=2;;
	esac
	rm -f $name$unit n$name$unit e$name$unit en$name$unit \
	r$name$unit nr$name$unit er$name$unit enr$name$unit
	mknod ${name}${unit}	b $blk $(($unit * 16+ 0))
	mknod n${name}${unit}	b $blk $(($unit * 16+ 1))
	mknod e${name}${unit}	b $blk $(($unit * 16+ 2))
	mknod en${name}${unit}	b $blk $(($unit * 16+ 3))
	mknod r${name}${unit}	c $chr $(($unit * 16+ 0))
	mknod nr${name}${unit}	c $chr $(($unit * 16+ 1))
	mknod er${name}${unit}	c $chr $(($unit * 16+ 2))
	mknod enr${name}${unit} c $chr $(($unit * 16+ 3))
	chgrp operator ${name}${unit} n${name}${unit} \
		e$name$unit en$name$unit \
		r${name}${unit} nr${name}${unit} \
		er${name}${unit} enr${name}${unit}
	chmod 660 ${name}${unit} n${name}${unit} \
		e$name$unit en$name$unit \
		r${name}${unit} nr${name}${unit} \
		er${name}${unit} enr${name}${unit}
	;;

ses*|ch*|uk*)
	case $i in
	ch*) name=ch;	unit=${i#ch};	chr=14;;
	uk*) name=uk;	unit=${i#uk};	chr=33;;
	ses*) name=ses;	unit=${i#ses};	chr=58;;
	esac
	rm -f $name$unit
	mknod $name$unit	c $chr $unit
	chgrp operator $name$unit
	chmod 640 $name$unit
	;;

ss*)
	case $i in
	ss*) name=ss;	unit=${i#ss};	chr=32;;
	esac
	rm -f $name$unit n$name$unit en$name$unit
	mknod $name$unit	c $chr $(($unit * 16 + 0))
	mknod n$name$unit	c $chr $(($unit * 16 + 1))
	mknod en$name$unit	c $chr $(($unit * 16 + 3))
	chgrp operator $name$unit n$name$unit en$name$unit
	chmod 640 $name$unit n$name$unit en$name$unit
	;;

bpf*|tun*)
	case $i in
	bpf*) name=bpf;	unit=${i#bpf};	chr=11;;
	tun*) name=tun;	unit=${i#tun};	chr=7;;
	esac
	rm -f $name$unit
	mknod $name$unit	c $chr $unit
	;;

lkm)
	rm -f lkm
	mknod lkm c 16 0
	chgrp kmem lkm
	chmod 640 lkm
	;;

mlx*)
	unit=${i#mlx}
	rm -f mlx$unit
	mknod mlx$unit c 65 $unit
	chmod 600 mlx$unit
	;;

pci*)
	unit=${i#pci}
	rm -f pci$unit
	mknod pci$unit c 66 $unit
	chmod 644 pci$unit
	;;

agp*)
	unit=${i#agp}
	rm -f agp$unit
	mknod agp$unit c 67 $unit
	if [ "$unit" = "0" ]; then ln -fs agp$unit agpgart; fi
	chmod 644 agp$unit
	;;

altq)
	mkdir altq 2>/dev/null
	chmod 755 altq
	unit=0
	for dev in altq cbq wfq afm fifoq red rio localq hfsc \
	    cdnr blue priq; do
		rm -f altq/$dev
		mknod altq/$dev c 64 $unit
		chmod 644 altq/$dev
		unit=$(($unit + 1))
	done
	;;

wskbd*)
	unit=${i#wskbd}
	wskbd=wskbd$unit
	rm -f $wskbd
	mknod $wskbd c 29 $unit
	chmod 600 $wskbd
	;;

wsmouse*)
	unit=${i#wsmouse}
	wsmouse=wsmouse$unit
	rm -f $wsmouse
	mknod $wsmouse c 30 $unit
	chmod 600 $wsmouse
	;;

audio*)
	unit=${i#audio}
	audio=audio$unit
	sound=sound$unit
	mixer=mixer$unit
	major=24
	audioctl=audioctl$unit
	if [ "$unit" = "" ]; then unit=0; fi
	rm -f $audio $sound $mixer $audioctl
	mknod $sound    c $major $(($unit + 0))
	mknod $audio    c $major $(($unit + 128))
	mknod $mixer    c $major $(($unit + 16))
	mknod $audioctl c $major $(($unit + 192))
	chmod 666 $audio $sound $mixer $audioctl
	;;

rmidi*)
	unit=${i#rmidi}
	major=49
	rmidi=rmidi$unit
	rm -f $rmidi
	mknod $rmidi c $major $unit
	chmod 666 $rmidi
	;;

music*)
	unit=${i#music}
	music=music$unit
	sequencer=sequencer$unit
	major=50
	if [ "$unit" = "" ]; then unit=0; fi
	rm -f $sequencer $music
	mknod $music     c $major $(($unit + 0))
	mknod $sequencer c $major $(($unit + 128))
	chmod 666 $music $sequencer
	;;

lpt*|lpa*)
	case $i in
	lpt*) name=lpt; unit=${i#lpt};	flags=0;;
	lpa*) name=lpa; unit=${i#lpa};	flags=128;;
	esac
	rm -f $name$unit
	mknod $name$unit c 31 $(($unit + $flags))
	;;

ipl)
	rm -f ipl ipnat ipstate ipauth
	mknod ipl c 35 0
	mknod ipnat c 35 1
	mknod ipstate c 35 2
	mknod ipauth c 35 3
	chmod 600 ipl ipnat ipstate ipauth
	;;

pf)
	rm -f pf
	mknod pf c 78 0
	chmod 600 pf
	;;

crypto)
	rm -f crypto
	mknod crypto c 79 0
	chmod 666 crypto
	;;

satlink*)
	unit=${i#satlink}
	rm -f satlink$unit
	mknod satlink$unit c 38 $unit
	chmod 444 satlink$unit
	;;

speaker)
	rm -f speaker
	mknod speaker c 41 0
	;;

random)
	rm -f random urandom
	mknod random c 39 0
	mknod urandom c 39 1
	chmod 444 random
	chmod 644 urandom
	;;

scsibus*)
	unit=${i#scsibus}
	rm -f scsibus$unit
	mknod scsibus$unit c 42 $unit
	chmod 644 scsibus$unit
	;;

bktr)
	makedev bktr0 bktr1
	ln -fs bktr0 bktr
	ln -fs tuner0 tuner
	ln -fs vbi0 vbi
	;;

bktr*)
	unit=${i#bktr}
	rm -f bktr$unit tuner$unit vbi$unit
	mknod bktr$unit c 71 $(($unit + 0))
	mknod tuner$unit c 71 $(($unit + 16))
	mknod vbi$unit c 71 $(($unit + 32))
	chmod 444 bktr$unit tuner$unit vbi$unit
	;;

isdn)
	rm -f isdn
	mknod isdn c 51 0
	chmod 600 isdn
	;;

isdnctl)
	rm -f isdnctl
	mknod isdnctl c 52 0
	chmod 600 isdnctl
	;;

isdnbchan*)
	unit=${i#isdnbchan}
	rm -f isdnbchan$unit
	mknod isdnbchan$unit c 53 $unit
	chmod 600 isdnbchan$unit
	;;

isdntrc*)
	unit=${i#isdntrc}
	rm -f isdntrc$unit
	mknod isdntrc$unit c 54 $unit
	chmod 600 isdntrc$unit
	;;

isdnteld*)
	unit=${i#isdnteld}
	rm -f isdnteld$unit
	mknod isdnteld$unit c 55 $(($unit + 64))
	chmod 600 isdnteld$unit
	;;

isdntel*)
	unit=${i#isdntel}
	rm -f isdntel$unit
	mknod isdntel$unit c 55 $unit
	chmod 600 isdntel$unit
	;;

clockctl)
	rm -f clockctl
	mknod clockctl c 69 0
	chgrp ntpd clockctl
	chmod 660 clockctl
	;;

nsmb)
	makedev nsmb0 nsmb1 nsmb2 nsmb3
	;;

nsmb*)
	unit=${i#nsmb}
	nsmb=nsmb$unit
	major=77
	rm -f $nsmb
	mknod $nsmb c $major $unit
	chmod 644 $nsmb
	;;

systrace)
	rm -f systrace
	mknod systrace c 70 0
	chmod 644 systrace
	;;

kttcp)
	rm -f kttcp
	mknod kttcp c 72 0
	chmod 600 kttcp
	;;

radio)
	makedev radio0 radio1
	ln -fs radio0 radio
	;;

radio*)
	unit=${i#radio}
	radio=radio$unit
	major=74
	if [ "$unit" = "" ]; then unit=0; fi
	rm -f $radio
	mknod $radio c $major $unit
	chmod 666 $radio
	;;

wsfont)
	rm -f wsfont
	mknod wsfont c 76 0
	chmod 600 wsfont
	;;

local)
	if [ -f "$0.local" ]; then
		umask 0
		sh $0.local all
		umask 77
	fi
	;;

*)
	echo $i: unknown device
	;;

esac
done

}

makedev $*